{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1004313",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5c7fac8a70986ff14320a1dac23689dc0aa6f9c1fb854c5a0bb7cb4dc73779bc",
    "signature": "0xf70c92a91a8941e813ed85a450bad6878db069eacc2514acccd375ce22f10f3028b474f1a0b2e953f49080d2aec2ebf37127f70e98ba025fbf2e2b73be7531501c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}